UNIVERSITY "7-8"

Oil · District 08 · Lease #38630

Operator: PIONEER NATURAL RES. USA, INC.

Cum Oil

249k BBL

Cum Gas

365k MCF

casinghead

Wells

5

Production

2007-09 — 2026-04

Peak Month

2013-02

Production History

Cum Oil: 248,921 BBL Cum Gas: 364,694 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,886 BBL/mo

Di (annual)

28.8%

b-factor

0.0

EUR

203,375 BBL

R-squared

0.880

type

exponential

Operator History (from monthly production reports)

2007-09 — 2026-07 PIONEER NATURAL RES. USA, INC. 227 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PIONEER NATURAL RES. USA, INC.111,9002011-11-23
5PIONEER NATURAL RES. USA, INC.211,8002011-11-21
2PIONEER NATURAL RES. USA, INC.111,8002011-02-18
3PIONEER NATURAL RES. USA, INC.211,8002010-10-19
1PIONEER NATURAL RES. USA, INC.211,5002007-04-14